Home / 114,549,547.45-158,111,686.13-74,863,048.30

Finding the Fourth Proportional to 114,549,547.45, 158,111,686.13 and 74,863,048.30

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Solution

The fourth proportional to 114,549,547.45, 158,111,686.13 and 74,863,048.30 is: 103,332,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,549,547.45 : 158,111,686.13 = 74,863,048.30 : x
  2. Step 2: Convert to fraction form
    114,549,547.45/158,111,686.13 = 74,863,048.30/x
  3. Step 3: Cross multiply
    114,549,547.45x = 158,111,686.13 × 74,863,048.30
  4. Step 4: Simplify right side
    114,549,547.45x = 11,836,722,795,170,314
  5. Step 5: Solve for x
    x = 11,836,722,795,170,314/114,549,547.45
  6. Step 6: Final answer
    x = 103,332,776.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.